A radioactive isotope has a decay constant of 10-5s4. Calculate half life

Chidera2107

1 year ago

i dont understand the explanation
how did they get 0.693

montty

10 years ago

Yea the ans is 6.93x10^-6 but it's not in the option

Sciencemania

3 years ago

The question is not clear

Damvickky

12 years ago

Plz change dis question coz dis is 10^5 nt 10^-5. If it is like this the answer suppose to be 6.93*10^-6

ekpenyong34

12 years ago

i'm seeing 10 raised to the power of 5 in the question and not -5

FGGCI161984

7 years ago

Option a&b are d same while c&d is having d same problem.